Add a glow to your outdoor deck, yard, or staircase with the Better Homes & Gardens Solar Beckon Post Cap LED Light, Brown Finish, 10 Lumens. This solar cap light can be mounted to posts, railing and to provide illumination for decoration purposes, safety and security. This LED Post Cap was designed to fit on a nominal 4 x 4 wood fence or deck post and provides 10 lumens of warm white LED glow. Better Homes & Gardens Solar Beckon Post Cap LED Light, Brown Finish, 10 Lumens is powered by the sun. For optimal performance- place in direct sunlight (or as close as possible) for all-night illumination.